2 * hostapd / Station table
3 * Copyright (c) 2002-2011, Jouni Malinen <j@w1.fi>
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
13 /* needed for mesh_plink_state enum */
14 #include "common/defs.h"
15 #endif /* CONFIG_MESH */
18 #define WLAN_STA_AUTH BIT(0)
19 #define WLAN_STA_ASSOC BIT(1)
20 #define WLAN_STA_AUTHORIZED BIT(5)
21 #define WLAN_STA_PENDING_POLL BIT(6) /* pending activity poll not ACKed */
22 #define WLAN_STA_SHORT_PREAMBLE BIT(7)
23 #define WLAN_STA_PREAUTH BIT(8)
24 #define WLAN_STA_WMM BIT(9)
25 #define WLAN_STA_MFP BIT(10)
26 #define WLAN_STA_HT BIT(11)
27 #define WLAN_STA_WPS BIT(12)
28 #define WLAN_STA_MAYBE_WPS BIT(13)
29 #define WLAN_STA_WDS BIT(14)
30 #define WLAN_STA_ASSOC_REQ_OK BIT(15)
31 #define WLAN_STA_WPS2 BIT(16)
32 #define WLAN_STA_GAS BIT(17)
33 #define WLAN_STA_VHT BIT(18)
34 #define WLAN_STA_WNM_SLEEP_MODE BIT(19)
35 #define WLAN_STA_VHT_OPMODE_ENABLED BIT(20)
36 #define WLAN_STA_PENDING_DISASSOC_CB BIT(29)
37 #define WLAN_STA_PENDING_DEAUTH_CB BIT(30)
38 #define WLAN_STA_NONERP BIT(31)
40 /* Maximum number of supported rates (from both Supported Rates and Extended
41 * Supported Rates IEs). */
42 #define WLAN_SUPP_RATES_MAX 32
46 struct sta_info *next; /* next entry in sta list */
47 struct sta_info *hnext; /* next entry in hash table list */
50 u16 aid; /* STA's unique AID (1 .. 2007) or 0 if not yet assigned */
51 u32 flags; /* Bitfield of WLAN_STA_* */
53 u16 listen_interval; /* or beacon_int for APs */
54 u8 supported_rates[WLAN_SUPP_RATES_MAX];
55 int supported_rates_len;
56 u8 qosinfo; /* Valid when WLAN_STA_WMM is set */
59 enum mesh_plink_state plink_state;
66 u8 aek[32]; /* SHA256 digest length */
70 #endif /* CONFIG_MESH */
72 unsigned int nonerp_set:1;
73 unsigned int no_short_slot_time_set:1;
74 unsigned int no_short_preamble_set:1;
75 unsigned int no_ht_gf_set:1;
76 unsigned int no_ht_set:1;
77 unsigned int ht40_intolerant_set:1;
78 unsigned int ht_20mhz_set:1;
79 unsigned int no_p2p_set:1;
80 unsigned int qos_map_enabled:1;
81 unsigned int remediation:1;
82 unsigned int hs20_deauth_requested:1;
83 unsigned int session_timeout_set:1;
88 STA_NULLFUNC = 0, STA_DISASSOC, STA_DEAUTH, STA_REMOVE,
95 /* IEEE 802.1X related data */
96 struct eapol_state_machine *eapol_sm;
98 u32 acct_session_id_hi;
99 u32 acct_session_id_lo;
100 struct os_reltime acct_session_start;
101 int acct_session_started;
102 int acct_terminate_cause; /* Acct-Terminate-Cause */
103 int acct_interim_interval; /* Acct-Interim-Interval */
105 unsigned long last_rx_bytes;
106 unsigned long last_tx_bytes;
107 u32 acct_input_gigawords; /* Acct-Input-Gigawords */
108 u32 acct_output_gigawords; /* Acct-Output-Gigawords */
110 u8 *challenge; /* IEEE 802.11 Shared Key Authentication Challenge */
112 struct wpa_state_machine *wpa_sm;
113 struct rsn_preauth_interface *preauth_iface;
115 struct hostapd_ssid *ssid; /* SSID selection based on (Re)AssocReq */
116 struct hostapd_ssid *ssid_probe; /* SSID selection based on ProbeReq */
119 /* PSKs from RADIUS authentication server */
120 struct hostapd_sta_wpa_psk_short *psk;
122 char *identity; /* User-Name from RADIUS */
123 char *radius_cui; /* Chargeable-User-Identity from RADIUS */
125 struct ieee80211_ht_capabilities *ht_capabilities;
126 struct ieee80211_vht_capabilities *vht_capabilities;
129 #ifdef CONFIG_IEEE80211W
130 int sa_query_count; /* number of pending SA Query requests;
131 * 0 = no SA Query in progress */
132 int sa_query_timed_out;
133 u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
134 * sa_query_count octets of pending SA Query
135 * transaction identifiers */
136 struct os_reltime sa_query_start;
137 #endif /* CONFIG_IEEE80211W */
139 #ifdef CONFIG_INTERWORKING
140 #define GAS_DIALOG_MAX 8 /* Max concurrent dialog number */
141 struct gas_dialog_info *gas_dialog;
143 #endif /* CONFIG_INTERWORKING */
145 struct wpabuf *wps_ie; /* WPS IE from (Re)Association Request */
146 struct wpabuf *p2p_ie; /* P2P IE from (Re)Association Request */
147 struct wpabuf *hs20_ie; /* HS 2.0 IE from (Re)Association Request */
148 u8 remediation_method;
149 char *remediation_url; /* HS 2.0 Subscription Remediation Server URL */
150 struct wpabuf *hs20_deauth_req;
151 char *hs20_session_info_url;
152 int hs20_disassoc_timer;
154 struct os_reltime connected_time;
157 struct sae_data *sae;
158 #endif /* CONFIG_SAE */
160 u32 session_timeout; /* valid only if session_timeout_set == 1 */
162 /* Last Authentication/(Re)Association Request/Action frame sequence
165 /* Last Authentication/(Re)Association Request/Action frame subtype */
170 /* Default value for maximum station inactivity. After AP_MAX_INACTIVITY has
171 * passed since last received frame from the station, a nullfunc data frame is
172 * sent to the station. If this frame is not acknowledged and no other frames
173 * have been received, the station will be disassociated after
174 * AP_DISASSOC_DELAY seconds. Similarly, the station will be deauthenticated
175 * after AP_DEAUTH_DELAY seconds has passed after disassociation. */
176 #define AP_MAX_INACTIVITY (5 * 60)
177 #define AP_DISASSOC_DELAY (1)
178 #define AP_DEAUTH_DELAY (1)
179 /* Number of seconds to keep STA entry with Authenticated flag after it has
180 * been disassociated. */
181 #define AP_MAX_INACTIVITY_AFTER_DISASSOC (1 * 30)
182 /* Number of seconds to keep STA entry after it has been deauthenticated. */
183 #define AP_MAX_INACTIVITY_AFTER_DEAUTH (1 * 5)
188 int ap_for_each_sta(struct hostapd_data *hapd,
189 int (*cb)(struct hostapd_data *hapd, struct sta_info *sta,
192 struct sta_info * ap_get_sta(struct hostapd_data *hapd, const u8 *sta);
193 struct sta_info * ap_get_sta_p2p(struct hostapd_data *hapd, const u8 *addr);
194 void ap_sta_hash_add(struct hostapd_data *hapd, struct sta_info *sta);
195 void ap_free_sta(struct hostapd_data *hapd, struct sta_info *sta);
196 void hostapd_free_stas(struct hostapd_data *hapd);
197 void ap_handle_timer(void *eloop_ctx, void *timeout_ctx);
198 void ap_sta_replenish_timeout(struct hostapd_data *hapd, struct sta_info *sta,
199 u32 session_timeout);
200 void ap_sta_session_timeout(struct hostapd_data *hapd, struct sta_info *sta,
201 u32 session_timeout);
202 void ap_sta_no_session_timeout(struct hostapd_data *hapd,
203 struct sta_info *sta);
204 void ap_sta_session_warning_timeout(struct hostapd_data *hapd,
205 struct sta_info *sta, int warning_time);
206 struct sta_info * ap_sta_add(struct hostapd_data *hapd, const u8 *addr);
207 void ap_sta_disassociate(struct hostapd_data *hapd, struct sta_info *sta,
209 void ap_sta_deauthenticate(struct hostapd_data *hapd, struct sta_info *sta,
212 int ap_sta_wps_cancel(struct hostapd_data *hapd,
213 struct sta_info *sta, void *ctx);
214 #endif /* CONFIG_WPS */
215 int ap_sta_bind_vlan(struct hostapd_data *hapd, struct sta_info *sta,
217 void ap_sta_start_sa_query(struct hostapd_data *hapd, struct sta_info *sta);
218 void ap_sta_stop_sa_query(struct hostapd_data *hapd, struct sta_info *sta);
219 int ap_check_sa_query_timeout(struct hostapd_data *hapd, struct sta_info *sta);
220 void ap_sta_disconnect(struct hostapd_data *hapd, struct sta_info *sta,
221 const u8 *addr, u16 reason);
223 void ap_sta_set_authorized(struct hostapd_data *hapd,
224 struct sta_info *sta, int authorized);
225 static inline int ap_sta_is_authorized(struct sta_info *sta)
227 return sta->flags & WLAN_STA_AUTHORIZED;
230 void ap_sta_deauth_cb(struct hostapd_data *hapd, struct sta_info *sta);
231 void ap_sta_disassoc_cb(struct hostapd_data *hapd, struct sta_info *sta);
233 int ap_sta_flags_txt(u32 flags, char *buf, size_t buflen);
235 #endif /* STA_INFO_H */